Microstar, Inc.
4-Foot S-Band Circularly-Polarized Antenna

Circular polarization provides better discrimination against reflections on a ground-to-ground microwave link. Lockheed-Martin has purchased 6 of these antennas for microwave links between the launch gantry and a remote site.

Frequency Range 1.7 - 2.3 GHz
Polarization Circular
Axial Ratio 3dB Max
Gain 24dB min @ 1.7 GHz
26dB min @ 2.3 GHz
VSWR 2.0 maximum
Beamwidth 10 degrees maximum
Sidelobes below -17 dB
Power Handling 10 watts
Connector Type N Jack